that is for sure, yes, you can! if you are fired due your boss

so demanding to you, yes, you can!
if your boss is putting lot of pressure and stress on you, yes, you can!
if your boss treats you unfair and caused you lot of stress, yes, you can!
if your boss or your company getting nuts or crazy at employee, and increased your workload caused you couldn't handle it and be fired, yes, you can!