HUAWEI HONOR 9 Lite Dual (LLD-L31)

HY, i have one phone HONOR 9 Lite Dual (LLD-L31) with FRP ON
is possible to make downgrade from version
LLD-L31C432 8.0.0.144 to version
LLD-L31C432B8.0.0.140-hw-eu?
this model support downgrade?

tks in advanced
akaygsm