Please Wait . . .
Griezmannsuffered a thigh problemin the 1-0 win over Real Valladolid on July 11, forcing him to miss the final two La Liga games of the campaignas Barca were dethroned by Real Madrid during the run-in.
As for Dembele, his season was seemingly over when he underwent surgery to repair his damaged hamstring back in February.
However, the extension of the 2019-20 campaign due to the coronavirus pandemic has raised the possibility of the wingerfeaturinginEurope.
Meanwhile, defender Clement Lenglet also worked away from the rest of the group, with the centre-backattempting toovercome a groin injury suffered on the last day of the league campaign.
Barca are beginning preparations for the delayed second leg of their last-16 tie against Napoli, which is to be played on August 8 at Camp Nou. The teams drew1-1 in the first meeting, which took place on Italian soil at Stadio San Paolo in February.
The subsequentknockout rounds will take place in Portugal,all asone-off games following changes to the schedule caused by the COVID-19crisis.
Lionel Messi questioned Barca's chances of beating Napoli after their failure to retain the La Liga title, telling reporters after a shock defeat to Osasuna: "We are Barca and we have to win everything.
"We can't look at Madrid…Madrid have done their job, but we have helped them a lot.
"If we want to win the Champions League, we have to change a lot.If we continue like this, we will lose the game against Napoli."