Toss 2 lb chicken wings and drummettes with garlic powder, onion powder, oregano, salt, and black pepper. Drizzle 2 tablespoons oil on chicken and arrange in even layer on baking sheet. Bake for 30-35 minutes or golden brown, flipping chicken over halfway. Remove and toss with ¼ cup grated parmesan.
Meanwhile, make lemon parsley oil. Combine olive oil with chopped parsley, garlic, the zest of 1 lemon, the juice of ½ lemon, and fresh oregano. Season with salt and pepper. Drizzle lemon parsley oil on top of chicken. Serve immediately.