Merrill (elbow) is listed as out for Monday's game against the Hornets.
Diop (knee) was assigned to the G League's Cleveland Charge on Sunday and has been ruled out for Monday's game against the Hornets.
Tyson (ankle) is out for Monday's game against the Hornets.
Allen (knee) is questionable for Monday's game against Charlotte.
Harden contributed seven points (2-9 FG, 1-4 3Pt, 2-2 FT), five assists, two rebounds and two blocks across 34 minutes during Saturday's 109-97 loss to the Knicks.
Houston recalled Thornton from the G League's Rio Grande Valley Vipers on Saturday.
Cleveland recalled Diop (knee) from the G League's Cleveland Charge on Saturday.
VanVleet tallied 16 points (6-12 FG, 4-9 3Pt), three rebounds, four assists and a block across 31 minutes in Saturday's 102-99 loss to the Suns.
Thompson registered 17 points (7-15 FG, 3-4 FT), eight rebounds, a steal and four blocks across 39 minutes in Saturday's 102-99 loss to the Suns.