Not clear to me sorry, do you mind rephrasing it? my apologies.
turn both of these on, then run a bit way from where you activated the cheats to spawn new pokemon, Eevee, catch the Pokémon and it will have the item. you could also used a move that steals held items.
[Encounter Mod On (v1.0.1)]
04000000 00D0A610 148DABBC
04000000 03075500 18000181
04000000 03075504 790063E1
04000000 03075508 18000161
04000000 0307550C 790067E1
04000000 03075510 18000141
04000000 03075514 79006BE1
04000000 03075518 18000121
04000000 0307551C 3900DBE1
04000000 03075520 39402288
04000000 03075524 1772543C
04000000 03075530 00000085
04000000 03075534 00000000
04000000 03075538 00000000
04000000 0307553C 00000001
[Encounter Item Masterball (v1.0.1)]
04000000 03075538 00000001
to disable
[Encounter Mod Off (v1.0.1)]
04000000 00D0A610 39402288
theses are scarlet codes btw