How far away from a spawner can you afk?

[Dice4x]

I have 2 different spawners that are kind of far away from each other and I want to build a little area where I can afk. Can someone help me pls

 

[Canner]

Between 24 and 32 blocks away for random spawns, less than 16 for spawners. Here's a little diagram

 

[Dice4x]

Between 24 and 32 blocks away for random spawns, less than 16 for spawners. Here's a little diagram
View attachment 3153

o ty so much