It is possible and actually is easy. One such example is in Hypertrophy-Specific Training, which utilize week long rest and highly metabolic exercises after rest.
Another example is Westside Barbell Conjugate System, which utilizes rotation of exercises, metabolic exercises and actually forbids athletes going over 85% of 1RPM.
Of course you should. But every person I know who does it seriously, and every well-known competitive powerlifter I have ever read about, acknowledges injury as something everyone has to deal with. It is not rare.
It is possible and actually is easy. One such example is in Hypertrophy-Specific Training, which utilize week long rest and highly metabolic exercises after rest.
Another example is Westside Barbell Conjugate System, which utilizes rotation of exercises, metabolic exercises and actually forbids athletes going over 85% of 1RPM.