Yes, he is a Scrabble word!
...and is worth 5 points in Scrabble, and 4 points in Words with Friends
he
Noun
1. A very light colorless element that is one of the six inert gasses; the most difficult gas to liquefy; occurs in economically extractable amounts in certain natural gases (as those found in Texas and Kansas)
2. The 5th letter of the Hebrew alphabet
What Scrabble words can I make with the letters in he?
2 Letter Words