Maroon, 24, has appeared in nine games for Anaheim this season, scoring one goal with seven penalty minutes. He collected his first career NHL goal on Feb. 16 at Nashville, beating Pekka Rinne for the game-tying goal in a 3-2 shootout win.
Maroon has earned 17 goals and 19 assists for 36 points, along with 113 PIM, in 48 AHL games with Norfolk this season, and was named the CCM/AHL Player of the Week for the period ending Mar. 10 after tallying six points (4-2) in three games.
Smith-Pelly, 20, has appeared in five contests with Anaheim this season. The second-year pro has also appeared in 47 contests with the Admirals this season, scoring seven goals and 13 assists for 20 points along with 49 PIM.
Selected in the second round (42nd overall) of the 2010 NHL Entry Draft, Smith-Pelly made his NHL debut with Anaheim in 2011-12, collecting 7-6-13 in 49 contests.