можно ли ему

whether he may

→ можно
phrase Rare #28,488
whether he may Used to ask whether someone is allowed or permitted to do something. ему means “to him” and refers to the person whose permission is being asked about.
RU: Она спросила, можно ли ему войти.
EN: She asked whether he could come in.

Том спросил, можно ли ему уйти домой пораньше.

Tom asked if he could leave for home early.

Том спросил у Мэри, можно ли ему её поцеловать.

Tom asked Mary if he could kiss her.