Foul in the act of shooting, or not

[BigCat]

Originally Posted by SAK

Foul in the act of shooting or not? A1 is in the act of shooting and is being guarded by B1. A2 being guarded by B2 is fouled (a) before A1 releases the ball but after A1 has begun his/her habitual motion, and is in the act of shooting; (b) after A1 has released his/her shot and the ball is in the air.

Please provide your rulings on the two situations and a rule reference NFHS rules.

6-7-7 Exception a-c. A foul by an opponent which occurs after act of shooting begins and before try end does not cause ball to become dead. Basket counts. Penalize other foul.