The answer is yes. But they soon found that the checklists had contradictory advice, and that some stall warnings they were receiving were "inappropriate" - the PF chose to ignore them and rely on manually set pitch and thrust until they sorted the unreliable airspeed problems out. Here's the internal Air Caraibes incident report (in French, but with all checklist and warning stuff in English):
Air Caraibes Report PDF
It makes for very interesting reading.