intentional leaving the playing surface

[truerookie]

Originally Posted by Jurassic Referee

You're right for (a) and wrong for (b). Delaying your return after being legally OOB is a technical foul, not a violation. NFHS rule 10-3-3.

Ok, I understood it from the perspective that the player momentum took them OOB and he/she took it as as opportunity to use it as an advantage. Thus, violation. 10-3-3. I interpret as a DS throw-in (legally) OOB and they delay the return upon completing the throw-in.