Originally Posted by
737Jock
Even if you could theoretically derive that VMCA is below VS, you still can't fly below VS. As such VMCA only has a practical meaning at or above VS.
Yes you can. You will have the speed at which you stall and then, depending on the rate of deceleration, will get to a speed lower than that. That's known as minimum speed in the stall.
If you can still maintain directional control then what have you got?