Almost no examples in the data have three overt NPs. Probably all orders are possible.
Gii-miyaaw ma soer enn floer.
[I.gave.her my sister a flower]
Ma soer enn floer gii-miyaaw.
my sister a flower I.gave.her
'I gave my sister a flower.'
Source: Laverdure and Allard 1983: 66
Source: Laverdure and Allard 1983: 101