Other witnesses said there was an explosion near the headquarters of the Burkinabe armed forces and the French cultural centre, which are located about a kilometre (half a mile) from the site of the first attack.
France's ambassador to Burkina Faso, Xavier Lapdecab, urged people via Twitter to act with "absolute precaution" as the attack was ongoing.
Security forces struggled to contain the attacks.
The statement expressed the deep condolences of the UAE to the families of victims and wished quick recovery to those injured.
A government source said 16 attackers and defenders died, while other sources reached by AFP from Paris sketched a bloodier outcome, with at least 28 killed.
Although soldiers and police officers are reported to be among the wounded no civilian casualties have been so far been reported.
Burkina Faso is one of a string of fragile countries on the southern rim of the Sahara that are battling jihadist groups. "I saw soldiers flee the army headquarters building running", a witness told Reuters.
Eyewitnesses say they saw four gunmen holding automatic weapons attempt to enter the embassy and later heard gunshots, the BBC reports.
Earlier, pictures from the scene showed a cloud of black smoke rising into the sky.
A crisis center was set up at the ministry in Paris to monitor the situation, he said, adding that the safety of French citizens in Ouagadougou "is my priority".
Panicked residents fled the city centre on foot or motorbikes as dozens of Burkina Faso soldiers and armoured vehicles took up positions in the area. Le Drian said the damage at the embassy was relatively minor.
The French target is symbolic given that French president Emmanuel Macron chose to outline in November his Africa strategy, which includes the fight against Islamist militants, in Ouagadougou.
Gunfire and explosions rocked Burkina Faso's capital Friday, by the army headquarters and in a neighborhood that houses embassies, the offices of the prime minister and the United Nations. The landlocked country of around 19 million exports cotton and gold.
Many others were wounded among the security forces, and it was feared the death toll could rise, said the official, Communications Minister Remy Danjuinou.
Islamist militants have stepped up attacks in major cities in West Africa the last few years, including deadly assaults in Mali, Burkina Faso, Ivory Coast and Niger.
On January 15 2016, 30 people, including six Canadians and five Europeans, were killed in a jihadist attack on a hotel and restaurant in the city centre.
Five countries - Burkina Faso, Niger, Chad, Mali and Mauritania - backed by France, launched a new taskforce a year ago to tackle Islamist terrorists in the region, to which worldwide donors have committed half a billion dollars.
They failed to close the gap on the La Liga leaders though as Gerardo Moreno's 93rd-minute strike earned Espanyol a surprise win. The Catalan club was coming off a 6-1 loss against Barcelona at Camp Nou Stadium.
A high wind warning is in effect for northern Fairfield, northern New Haven, southern Fairfield, and southern New Haven counties. One area of low pressure moving across Pennsylvania has brought the region heavy rainfall going back to Thursday evening/night.
Subscribe to my podcast In This Corner with Brian Campbell where I break down everything you need to know in the Octagon . Hard-hitting heavyweight star Mark Hunt is the last man to have fought Lesnar in the Octagon at UFC 200 in 2016.
Whichever way it gets spun, the departure of Hicks will quite understandably be a blow to a man who values fealty above all else. She did not say what her next job would be, and her departure date was unclear, but it is likely to be in the next few weeks.
DeMarre Carroll scored 22 points, Allen Crabbe had 20, and D'Angelo Russell and Jarrett Allen had 15 points apiece for Brooklyn. The win improves the 76ers record to 33-27, which is now good enough to own the No. 6 seed in the Eastern Conference.
This was not a "confrontational" speech, said Mr Peskov, but a demonstration of Russia's potential for technological advance. But one weapon did surprise some experts: the nuclear-powered cruise missile.
However, Netanyahu denies any wrongdoing and charges the allegations are part of a witch-hunt by the media and "the left". Police recommended last month that Mr Netanyahu be indicted in two other corruption investigations.
Turkey's Ambassador to Prague , Ahmet Necati Bigali, said the decision was "not befitting our friendship with the Czech Republic". Turkish Deputy Prime Minister Bekir Bozdag said: "The global community is sometimes taking steps in favour of terrorism".
First Male Gymnast Alleges Sexual Abuse By Larry Nassar
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Panthers release Jonathan Stewart
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United Nations links N.Korea to Syria chemical weapons
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Patrick Brown out of Ontario PC leadership race
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I know that I can improve: Lukaku
For some reason, they started the game so well as they started here. "He was little bit lost but then he went together with the team".
Jurgen Klopp sends Liverpool FC warning to Chelsea FC
For those that remember his brief and unsuccessful spell at Chelsea , these statistics make for interesting reading. Liverpool are now third in the Premier League, two points behind second-placed Manchester United.
MWC 2018: ZTE Tempo is the first Android Go smartphone
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