Yes. It appears you can.
I don't see anything that says you can't.
To see the requirements for being a motor license agent, click on these two websites:
https://www.oscn.net/applications/oscn/deliverdocument.asp?id=440203&hits=1365+1364+1363+1352+1351+1350+1296+1295+1294+1117+1116+1115+1113+1112+1111+1065+1064+1063+1030+1029+1028+999+998+997+882+881+880+798+797+796+602+601+600+486+485+484+481+480+479+439+438+437+396+395+394+195+194+193+29+28+27+
http://www.oar.state.ok.us/oar/codedoc02.nsf/frmMain?OpenFrameSet&Frame=Main&Src=_75tnm2shfcdnm8pb4dthj0chedppmcbq8dtmmak31ctijujrgcln50ob7ckj42tbkdt374obdcli00_
