It all depends on extent of decay, location of wisdom tooth, ease of instrumentation, anatomy of the root etc etc. in saving or curing the decay of the teeth.
Chances are there that it can be saved but it should satisfy the dentist in the above mentioned criterias.
Next Steps
If you are afraid of going in these times then you have to follow strict instructions as both the sides are involved.
Health Tips
-Do warm saline rinses thrice a day daily after each meal.
-Brush twice a day daily.
-Avoid sweet intake as it will worsen the condition.