DALLAS — Tyrese Maxey had 34 points, 10 assists and eight rebounds, Joel Embiid scored 22 points and the Philadelphia 76ers beat the Dallas Mavericks 123-108 on Thursday night in the NBA. Rookie guard VJ Edgecombe, the one-and-done player from Baylor playing 100 miles from his college campus for the first time, scored 23 points