Its like dating family. You can do it, and it is neither right nor wrong, but most prefer to date someone else. Now, if yo take dating to another level and get into sexual activity, that would be an entirely different matter and most people would say that is not a good thing to do.
YES
Jacqueline Kennedy did not have brothers. She had a step-brother, Yusha Auchincloss, and a half-brother.
They are half-brothers.
Kane is his half brother.
Yes, she had one brother and two half-brothers.
yeah, half brothers
2 Half-Brothers 1 Brother
Sid is Tom's brother, but they are only half-brothers.
Gerhard Gustav Kunkel and Hans are his half-brothers. Helmuth does not have biological brothers.
He has two half-brothers
She had 1 half brother
yes, he had a half brother