Game #1
Portland bench scores 25 points in about 56 minutes of playing time
Phoenix bench scores 39 points in about 102 minutes of playing time
Portland wins

Game #2
Portland bench scores 44 points in about 104 minutes of playing time
Phoenix bench scores 37 points in about 114 minutes of playing time
Phoenix wins

Game #3
Portland bench scores 40 points in about 99 minutes of playing time
Phoenix bench scores 25 points in about 78 minutes of playing time
Phoenix wins

Through 3 games
Portland bench has scored 109 points in about 259 minutes of playing time
Phoenix bench has scored 101 points in about 294 minutes of playing time

Conclusions
1) The Portland bench has outscored the Phoenix bench
2) The team whose bench outscores the opponent's bench loses the game in all three contests